potuznik.eu

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:77:1f:94:9c:33:db:39:a3:b1:c7:ed:3d:e8:c2:57:36:24 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=potuznik.eu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:77:1f:94:9c:33:db:39:a3:b1:c7:ed:3d:e8:c2:57:36:24
Serial Number (int): 301872437154841193995398193928911136962084
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c2:ff:d3:82:91:c1:e1:09:7b:dd:d2:83:db:3f:04:ee:fc:35:cd:8d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c3:84:f6:bc:cc:07:3a:74:bc:c8:6b:c0:9e:04:14:8d:66:b1:b0:dc
Fingerprint (sha256): 3f:bb:03:95:d3:dc:7c:07:80:2b:4c:1b:66:49:68:17:e8:e9:7d:b1:1d:be:18:5c:58:af:d1:94:66:62:4d:a1

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate potuznik.eu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for potuznik.eu

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

potuznik.eu
www.potuznik.eu

Other certificates including the domain name potuznik.eu

(limited to 100 certificates)

Certificate

The complete raw certificate details for potuznik.eu in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 301872437154841193995398193928911136962084
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-08-30 09:21:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-11-28 09:21:00 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'potuznik.eu'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 771139386485243262010072717005689227567657273488138275325610268353496894537075948201568981882598804891467421336562680564319132434849417229744246634060514626957750888516480418202642130487466875673600908953045647743408708897210147191420790267562029991484384874570958678048122992140163748206952948588318131824489181679003163031805064104677985669883844815263652972690590927914317011702239661672234556187197741834503077534960462664617755778854503506114014174282153416163105904134644723271926361371900181018659491255943601820023217889828982827690341738319382728176663051810361826372719216998419966269763723094181928384027093502505831098844579905016975218967130519350951720577708317344963455968750345925893283086014308941390680619521393585040414069280855121831068424145178022762528690315392043480263201571326601010788212416496938110745258222396811126049747902478829213412900004302361118831060604728725966540127736793426265648315228844145258175905229204480565362536797709973816439235201397445512367349820320889231642671285101378440814471917238804489419801552251861992222384118938419391783471154114330591984227024774275555362486075195519550306358726441894342347303964835930034744463555189681456108879661803666715259644194344840076748085994053
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							c2ffd38291c1e1097bddd283db3f04eefc35cd8d
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'potuznik.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.potuznik.eu'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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